Tens of Thousands of People Thought It Was a Tribute to Paris. They got duped…

The terrorist attacks in Paris spurred an outpouring of support and grief on social media—but one critic found a way to shed light on virality and misinformation in the wake of tragedies such as the one in the “City of Light.”

Software CMO Rurik Bradbury saw a rumor spreading on Twitter that the lights on the Eiffel Tower had been shut off in honor of the victims of the attack. There was just one problem: